Netflix used to have a charmed life. This year, however, poorly thought out strategy and lurching decisions are stripping away many of its advantages and making it vulnerable to competitors. Established in 1997, its founders saw opportunities in creating an Internet-based DVD-by-mail distribution system. It was designed to be a competitor to physical video stores, making it more attractive by offering a larger selection and using a unique IT driven distribution system that combined distribution centers across the country to serve customers within 24 hours at highly attractive prices. The DVD-by-mail service became a hit, ultimately devastating the market of physical stores such as Blockbuster. By 2007 it had delivered more than 1 billion DVDs to customers. That same year it launched on-demand video streaming service so customers could also select a video and stream it to a PC (and later other platforms) for immediate viewing. The company allowed viewers a h...